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Finding the Fourth Proportional to 537,350.26, 741,549.54 and 307,903

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Solution

The fourth proportional to 537,350.26, 741,549.54 and 307,903 is: 424,909.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,350.26 : 741,549.54 = 307,903 : x
  2. Step 2: Convert to fraction form
    537,350.26/741,549.54 = 307,903/x
  3. Step 3: Cross multiply
    537,350.26x = 741,549.54 × 307,903
  4. Step 4: Simplify right side
    537,350.26x = 228,325,328,014.62
  5. Step 5: Solve for x
    x = 228,325,328,014.62/537,350.26
  6. Step 6: Final answer
    x = 424,909.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.